Head for electric toothbrush



FIG. 1 is a perspective view of an embodiment of a head for electric toothbrush;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a right-side view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a left-side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom view thereof; and,

FIGS. 8 and 9 are enlarged fragmental perspective views thereof.

Broken lines are used in the drawings to designate environmental structures or parts of the head of the electric toothbrush that form no part of the claim. 

CLAIM The ornamental design for a head for electric toothbrush, as shown and described. 